This sprayer is suitable for most Farm chemicals and are a 'must' for sprayer applications around the Farm, garden, greenhouse and vegetable plots. Manufactured from shatterproof and frost resistant materials and equipped with a pressure release nozzle valve. The spray lance has an adjustable spray nozzle with trigger lock for continuous use when required. The 20LTR easy carry 'knapsack' sprayer has a pump as you go pressure action, that makes light work of those big spraying jobs, the large capacity makes this sprayer ideal for use in the bigger garden and farm land. * pump:stainless steel pump chamber or brass chamber more durable * 20Litre Knapsack Sprayer * Pressure release nozzle valve * Trigger Lock * Adjustable Spray Nozzle * Super valve